Dec 06 02:23:49.327 INFO testing datrs/bitfield-rle against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 02:23:49.327 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 06 02:23:49.789 INFO [stdout] 9976995297a6dede2dc330ad9c27d1e540cbb4b4eae8913bed27f1ac14dd65c4
Dec 06 02:23:49.792 INFO running `"docker" "start" "-a" "9976995297a6dede2dc330ad9c27d1e540cbb4b4eae8913bed27f1ac14dd65c4"`
Dec 06 02:23:51.144 INFO [stderr] usermod: no changes
Dec 06 02:23:51.260 INFO [stderr]    Compiling varinteger v1.0.6
Dec 06 02:23:51.276 INFO [stderr]    Compiling syn v0.15.13
Dec 06 02:24:02.338 INFO [stderr]    Compiling synstructure v0.10.0
Dec 06 02:24:05.398 INFO [stderr]    Compiling failure_derive v0.1.3
Dec 06 02:24:07.475 INFO [stderr]    Compiling failure v0.1.3
Dec 06 02:24:08.500 INFO [stderr]    Compiling bitfield-rle v0.0.0 (/source)
Dec 06 02:24:09.259 INFO [stderr] warning: unused variable: `reader`
Dec 06 02:24:09.260 INFO [stderr]   --> src/lib.rs:35:3
Dec 06 02:24:09.260 INFO [stderr]    |
Dec 06 02:24:09.260 INFO [stderr] 35 |   reader: impl AsRef<Vec<u8>>,
Dec 06 02:24:09.260 INFO [stderr]    |   ^^^^^^ help: consider using `_reader` instead
Dec 06 02:24:09.260 INFO [stderr]    |
Dec 06 02:24:09.260 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 02:24:09.260 INFO [stderr] 
Dec 06 02:24:09.260 INFO [stderr] warning: unused variable: `offset`
Dec 06 02:24:09.260 INFO [stderr]   --> src/lib.rs:36:3
Dec 06 02:24:09.260 INFO [stderr]    |
Dec 06 02:24:09.260 INFO [stderr] 36 |   offset: usize,
Dec 06 02:24:09.260 INFO [stderr]    |   ^^^^^^ help: consider using `_offset` instead
Dec 06 02:24:09.260 INFO [stderr] 
Dec 06 02:24:09.300 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.13s
Dec 06 02:24:09.304 INFO [stderr] su: No module specific data is present
Dec 06 02:24:10.060 INFO running `"docker" "inspect" "9976995297a6dede2dc330ad9c27d1e540cbb4b4eae8913bed27f1ac14dd65c4"`
Dec 06 02:24:10.432 INFO running `"docker" "rm" "-f" "9976995297a6dede2dc330ad9c27d1e540cbb4b4eae8913bed27f1ac14dd65c4"`
Dec 06 02:24:10.724 INFO [stdout] 9976995297a6dede2dc330ad9c27d1e540cbb4b4eae8913bed27f1ac14dd65c4
Dec 06 02:24:10.734 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 06 02:24:11.250 INFO [stdout] d72e0dfe1f8ce4895ae981828887fd1a5dcda834cb467b81d52c777898e89eaf
Dec 06 02:24:11.252 INFO running `"docker" "start" "-a" "d72e0dfe1f8ce4895ae981828887fd1a5dcda834cb467b81d52c777898e89eaf"`
Dec 06 02:24:12.765 INFO [stderr] usermod: no changes
Dec 06 02:24:12.886 INFO [stderr]    Compiling memory-pager v0.8.0
Dec 06 02:24:13.856 INFO [stderr]    Compiling sparse-bitfield v0.8.1
Dec 06 02:24:14.868 INFO [stderr]    Compiling bitfield-rle v0.0.0 (/source)
Dec 06 02:24:15.885 INFO [stderr] error: unused variable: `reader`
Dec 06 02:24:15.885 INFO [stderr]   --> src/lib.rs:35:3
Dec 06 02:24:15.885 INFO [stderr]    |
Dec 06 02:24:15.885 INFO [stderr] 35 |   reader: impl AsRef<Vec<u8>>,
Dec 06 02:24:15.885 INFO [stderr]    |   ^^^^^^ help: consider using `_reader` instead
Dec 06 02:24:15.885 INFO [stderr]    |
Dec 06 02:24:15.885 INFO [stderr] note: lint level defined here
Dec 06 02:24:15.885 INFO [stderr]   --> src/lib.rs:4:24
Dec 06 02:24:15.885 INFO [stderr]    |
Dec 06 02:24:15.885 INFO [stderr] 4  | #![cfg_attr(test, deny(warnings))]
Dec 06 02:24:15.885 INFO [stderr]    |                        ^^^^^^^^
Dec 06 02:24:15.885 INFO [stderr]    = note: #[deny(unused_variables)] implied by #[deny(warnings)]
Dec 06 02:24:15.885 INFO [stderr] 
Dec 06 02:24:15.885 INFO [stderr] error: unused variable: `offset`
Dec 06 02:24:15.885 INFO [stderr]   --> src/lib.rs:36:3
Dec 06 02:24:15.885 INFO [stderr]    |
Dec 06 02:24:15.885 INFO [stderr] 36 |   offset: usize,
Dec 06 02:24:15.885 INFO [stderr]    |   ^^^^^^ help: consider using `_offset` instead
Dec 06 02:24:15.885 INFO [stderr] 
Dec 06 02:24:15.904 INFO [stderr] error: aborting due to 2 previous errors
Dec 06 02:24:15.904 INFO [stderr] 
Dec 06 02:24:15.904 INFO [stderr] error: Could not compile `bitfield-rle`.
Dec 06 02:24:15.904 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 06 02:24:16.555 INFO [stderr] error: build failed
Dec 06 02:24:16.556 INFO [stderr] su: No module specific data is present
Dec 06 02:24:17.314 INFO running `"docker" "inspect" "d72e0dfe1f8ce4895ae981828887fd1a5dcda834cb467b81d52c777898e89eaf"`
Dec 06 02:24:17.628 INFO running `"docker" "rm" "-f" "d72e0dfe1f8ce4895ae981828887fd1a5dcda834cb467b81d52c777898e89eaf"`
Dec 06 02:24:17.848 INFO [stdout] d72e0dfe1f8ce4895ae981828887fd1a5dcda834cb467b81d52c777898e89eaf